# from random import randint
# print(randint(1,3))

# num = 100
# print(id(num))
# num = 200
# print(id(num))
# list1 = [1,2,3]
# print(id(list1))
# list1.append(4)
# print(id(list1))

def login_front():
    username = "13097920201"
    password = "123456"
    print(f"登录成功，账号:{username},密码:{password}")
def login_back():
    username = "admin"
    password = "123456"
    print(f"登录成功，账号:{username},密码:{password}")

    login_front()
    login_back()